.popup{
  left: 0;
  position: fixed;
  top: 0;
  width: 100%;
  max-width: 100%;
  padding: 0 19px;
  height: 100%;
  box-sizing: border-box;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 3;
  display: flex;
  justify-content: space-around;
  align-items: center;
  visibility: hidden;
  opacity: 0;
  transition: 0.2s ease-in;
}

